Annual report pursuant to Section 13 and 15(d)

Goodwill and Intangible Assets (Details)

v3.8.0.1
Goodwill and Intangible Assets (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 30, 2017
Dec. 31, 2016
Goodwill [Line Items]    
Goodwill, Beginning Balance $ 103,583 $ 4,988
Acquisitions   98,667
Working capital adjustment 500  
Measure period adjustment 4,504  
Currency translation 282 (72)
Goodwill, Ending Balance 108,869 103,583
Hydraulics [Member]    
Goodwill [Line Items]    
Goodwill, Beginning Balance 2,214 2,286
Acquisitions   0
Working capital adjustment 0  
Measure period adjustment 0  
Currency translation 282 (72)
Goodwill, Ending Balance 2,496 2,214
Electronics [Member]    
Goodwill [Line Items]    
Goodwill, Beginning Balance 101,369 2,702
Acquisitions   98,667
Working capital adjustment 500  
Measure period adjustment 4,504  
Currency translation 0 0
Goodwill, Ending Balance $ 106,373 $ 101,369